European HPC (High Performance Computing) investment is producing excellent returns-on-investment for science and industry. According to this study, based on 143 European HPC projects that generated financial returns, each euro invested on HPC on average returned €867 in income and €69 in profits. Current estimates of public and private investments for Europe to achieve world leadership in HPC by 2020 are some additional €3.263 billion in 5 years (2016 to 2020) or €5.271 billion in 7 years (2016 to 2022) – roughly an additional €500 million to €750 million per year.